#ifndef PHONENUMBER
#define PHONENUMBER

#include <iostream>
#include <string.h>
#include <stdio.h>
#include <limits.h>
using namespace std;

class PhoneNumber
{
public:
	PhoneNumber ();

	friend ostream& operator<< (ostream&, const PhoneNumber&);
	friend istream& operator>> (istream&, PhoneNumber&);

private:
	char phone_[15];
	char area_[4];
	char exchange_[4];
	char line_[5];
};

#endif
